Home / 28,888,056.84-39,866,739.66-16,500,189

Finding the Fourth Proportional to 28,888,056.84, 39,866,739.66 and 16,500,189

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Solution

The fourth proportional to 28,888,056.84, 39,866,739.66 and 16,500,189 is: 22,770,958.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,888,056.84 : 39,866,739.66 = 16,500,189 : x
  2. Step 2: Convert to fraction form
    28,888,056.84/39,866,739.66 = 16,500,189/x
  3. Step 3: Cross multiply
    28,888,056.84x = 39,866,739.66 × 16,500,189
  4. Step 4: Simplify right side
    28,888,056.84x = 657,808,739,203,795.62
  5. Step 5: Solve for x
    x = 657,808,739,203,795.62/28,888,056.84
  6. Step 6: Final answer
    x = 22,770,958.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.